<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title><style>
        div{
            width: 200px;
            height: 600px;
            border: 10px solid red;
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    </style>
</head>
<body>
    <div id="obox">
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
        <h1>123456</h1>
    </div>
</body>
<script>
    var obox = document.getElementById('obox')
    document.onclick=function(){
        obox.scrollTop=200;
    }
</script>
</html>